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Environmental Science Pretest

Total questions: 40

Worksheet time: 3hrs 20mins

Name
Class
Date
1.
What is an organism that gets its food through eating other sources?
a)
Consumer
b)
Producer
c)
Autotroph
d)
Decomposers
2.
Which of the following is NOT a part of the scientific method?
a)
Question
b)
Hypothesis
c)
Conclusion
d)
Guessing
3.
What is something that changes in an experiment based on the experiment being run.
a)
independent variable
b)
dependent variable
c)
control
d)
constant
4.
The phrase, "I notice that the Tiger has black stripes" is called a(n)...
a)
conclusion
b)
hypothesis
c)
inference
d)
observation
5.
Smog is formed when nitrogen oxide mixes with...
a)
Water
b)
Sunlight
c)
Coal
d)
Other gases
6.
Dust and ash are examples of
a)
Gases
b)
PPM
c)
Particulates
7.

Without the greenhouse effect, Earth's atmosphere would be __________ to support life.

a)

too hot

b)

too wet

c)

too dry

d)

too cold

8.

What impact does deforestation have on the carbon cycle?

a)

increase the amount of CO2 in the atmosphere

b)

decrease the amount of CO2 in the atmosphere

c)

increase the amount of photosynthesis

d)

deforestation has no impact on the carbon cycle

9.
It refers to the removal of salt from ocean water
a)
dam
b)
reservoir
c)
salination
d)
desalination
10.
2/3 of freshwater on Earth is "locked away" in what water source location?
a)
atmosphere
b)
rivers and lakes
c)
underground
d)
ice and glaciers
11.
What % of freshwater is on Earth?
a)
97%
b)
71%
c)
3 % 
d)
1 %
12.
Mandates the restoration and maintenance of the chemical, physical, and biological integrity of the nation's waters
a)
Safe Drinking Water Act
b)
Clean Water Act
c)
Clean Air Act
d)
Resource Conservation Recovery Act
13.
the variety of life on Earth
a)
biodiversity
b)
natural environment
c)
built environment
14.
the place where an organism lives
a)
natural environment
b)
habitat
c)
built environment
15.
Using more resources than the environment can support is known as______________________.
a)
exessive use 
b)
over consumption 
c)
wasteful 
16.
Coal, gasoline and oil are ___ resources
a)
renewable
b)
nonrenewable
c)
semirenewable
d)
unrenewable
17.

What is the primary source of energy in a ecosystem?

a)

cellular respiration in plants

b)

energy from minerals in the soil

c)

fossil fuels

d)

solar energy

18.
Sunlight, wind and water are __ resources 
a)
renewable
b)
nonrenewable
c)
semirenewable
d)
unrenewable
19.
a mixture of decomposing organic matter, such as manure and rotting plants, that is used as fertilizer and soil conditioner
a)
compost
b)
recycling
c)
leachate
d)
biodegradable
20.
Steps in the Water Cycle
a)
Water falls as precipitations, Clouds form, Condensation
b)
Condensation, Evaporation, precipitation
c)
Sun, gravity, condensation, precipitation
d)
Water Evaporates, Condensation forms Clouds, Water falls as Precipiation
21.
As water vapor rises, it enters into a colder atmosphere, causing the water to condense into liquid water and clouds are formed
a)
Condensation
b)
Evaporation
c)
Transpiration
d)
Interception
22.
Which option is biotic?
a)
Light
b)
Water
c)
Salt in the water
d)
Angel fish
23.
Which option is abiotic?
a)
Plants
b)
Bacteria
c)
Water
d)
Fungi
24.
In this diagram, removing which biotic factor will have the MOST impact on this food chain?
a)
sun
b)
grass
c)
grasshopper
d)
robin
25.
Where on Earth can you experience entire days of darkness?
a)
The equator
b)
The poles
c)
The Tropic of Cancer
d)
The Tropic of Capricorn
26.
Air pollution is _________________________
a)
the addition of any substance that has harmful or toxic effects to air
b)
the addition of any good substance that benefits air
c)
a chemical reaction
27.
Two historical events during which smog killed many citizen and made thousands sick...
a)
Donora Fluoride Fog and London Smog
b)
London Smog and Exxon Valdez
c)
China Smog and Fluoride Fog
28.

Which of the following organisms would be considered a producer?

a)

green plant

b)

rabbit

c)

jackal

d)

wild cat

29.

What is the term used for the largest population that an environment can support at any given time?

a)

carrying capacity

b)

full level

c)

organism scope

d)

biotic factor

30.

What best identifies a biome?

a)

exists in limited regions of the world

b)

contain two ecosystems, hence the name biome

c)

usually described by their vegetation

d)

all of these are correct

31.

The effects of water pollution on ecosystems

a)

can be demonstrated by natural eutrophication

b)

are always immediate and highly lethal

c)

can magnify over time within food chains

d)

result mostly from point-source pollution sources

32.

___% of energy is passed on to the next level in the food chain/pyramid?

a)

10%

b)

20%

c)

50%

d)

90%

33.

Herbivore

a)

an animal that feeds on plants

b)

an animal that feeds on both plants and animals

c)

an animal that feeds on animals

34.

The process by which plants, algae, and some bacteria use sunlight, carbon dioxide and water to produce carbohydrates and oxygen.

a)

photosynthesis

b)

cellular respiration

35.
Ted saw the plants below. Which statement is an inference about the two plants?
a)
Plant A is taller than Plant B.
b)
Plant A has bigger leaves than Plant B.
c)
The flowers on Plant A have fewer petals than the flowers on Plant B.
d)
Bugs prefer eating Plant A to Plant B.
36.

When people are able to use a resource in a way that keeps it available for future generations to use the same way, they are practicing:

a)

Environmental Science

b)

Ecology

c)

Sustainability

d)

Ecological precautions

37.

Which of the following is the correct order of the steps of the scientific method?

a)

conclusion, analyze data, experiment, hypothesis, observation

b)

hypothesis, observation, experiment, analyze data, conclusion

c)

experiment, analyze data, observation, experiment, conclusion

d)

observation, hypothesis, experiment, analyze data, conclusion

38.

What does this graph show?

a)

logistic growth

b)

carrying capacity

c)

negative growth

d)

exponential growth

39.

All the members of a species living in the same area at the same time is called a _________.

a)

species

b)

population

c)

community

d)

ecosystem

40.

The unique role of an organism is called its __________.

a)

habitat

b)

home

c)

niche

d)

location

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